Allow support to set priority on bugs

We are using JIRA Agile Ondemand and I can't seem to find the answer to my question. We have an internal support team that fields all calls from our customers. When a call comes in they currently send an email to devdesk@mycompany.comwhich creates a JIRA ticket. This all works fine with the exception that support cannot assign a priority to the ticket and they all enter our backlog with a priority of "low"

I would like to have a more meaningful interface where they can fill out a form and have it auto populate the correct fields in JIRA. Is there a way to do this? I don't mind providing each member of Support with a personalized JIRA login but I am less inlcinded to let them enter tickets directly into JIRA. I want to limit their field input and exposure.

If you spend enough time as a Jira admin - whether you are managing a single, mid-sized instance, a large enterprise one or juggling multiple instances at once - you will eventually find yourself in ...